. Rain and freezing temperatures ____ to make snow.
| A．combined | B．combine | C．combine with | D．combined with |
Sarah hopes to become a friend of __________shares her interests.
| A．anyone | B．whoever |
| C．whomever | D．who |
--- Bob，are you free at the moment？I have to ask you some questions.
--- _______.
| A．It’s a pleasure | B．Ask，please |
| C．Help yourself | D．Yes，go ahead |
He appeared __________with our team's performance.
| A．satisfying | B．to be satisfying |
| C．to satisfy | D．satisfied |
